touch upon

US /tʌtʃ əˈpɑːn/
UK /tʌtʃ əˈpɑːn/
"touch upon" picture
1.

提及, 触及

mention or deal with (a subject) briefly or superficially

:
The speaker only had time to touch upon the main points.
演讲者只来得及提及主要观点。
We will touch upon this topic again in our next meeting.
我们将在下次会议中再次提及这个话题。